Auth bypass in Wekan
CVE-2026-25859
Wekan versions prior to 8.20 allow non-administrative users to access migration functionality due to insufficient permission checks, potentially resulting in unauthorized migration operations.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- Wekan — versions 0
- Wekan Project
Weakness classification (CWE)
References
- github.com/wekan/wekan/commit/cbb1cd78de3e40264a5e047ace0ce27f8635b4e6 (Patch, patch)
- wekan.fi/ (Product, product)
- www.vulncheck.com/advisories/wekan-migration-functionality-insufficient-permiss… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-25859?
- CVE-2026-25859 is a high-severity vulnerability in Wekan, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-02-07.
- How severe is CVE-2026-25859?
- High severity. CVSS v3 base score is 8.8 out of 10.